Shoe upper



FIG. 1 is a top right front perspective view of the shoe upper showing my new design;

FIG. 2 is a top left front perspective view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a top view thereof.

The broken lines in the drawings indicate portions of the shoe upper which form no part of the claimed design. 

CLAIM The ornamental design for a shoe upper, as shown and described. 